Lydia Martin just got a new job becoming a Detective/Agent. She decides to "celebrate" and go out and that same night, she meets a guy who turns out to be Stiles. Eventually, they end up sleeping together not knowing they have the same job and are each other's new partners...

All Percy's ever done since he was a tot was train to be the best swimmer he could possibly be, and when he gets to high school, all his hard work is rewarded by him getting appointed Captain of the Goode High swim team for two years in a row. But when the new girl threatens everything he's worked so hard for, isn't hatred the only thing he can feel towards her? AU, OOC